TY  - RPRT
TI  - An account of the geology of Oregon City, Oregon, with notes on adajacent West Linn and Willamette, Oregon
AU  - Donald Eldon Trimble
PY  - 1954
DO  - 10.3133/ofr54316
UR  - https://pubs.usgs.gov/publication/ofr54316
ID  - ofr54316
ER  -